물 (物)

Take a look at the photo below and tell me what your gut reaction is to the sign on the truck. What do you think it means? "Dangerous Water", right?
위험 = danger, caution
물 = water
Put them together and you have something wet that you want to avoid. Right? Not really. This is a different 물 altogether. It's not 물 수 (水). Don't freak out though because it's a common 물 and I know you've seen it before. This 물 is actually 물건 물 (物) which means "thing" as in: